CVE-2020-14434 : Exploit Details and Defense Strategies

Certain NETGEAR devices are affected by command injection by an authenticated user. This vulnerability impacts various NETGEAR models before specific firmware versions.

Understanding CVE-2020-14434

This CVE identifies a command injection vulnerability in certain NETGEAR devices that allows an authenticated user to execute arbitrary commands.

What is CVE-2020-14434?

CVE-2020-14434 is a security vulnerability that enables an authenticated user to inject and execute commands on affected NETGEAR devices.

The Impact of CVE-2020-14434

The vulnerability has a high severity level with significant impacts on confidentiality, integrity, and availability of the affected systems.

Technical Details of CVE-2020-14434

This section provides detailed technical information about the vulnerability.

Vulnerability Description

The vulnerability allows authenticated users to inject commands into affected NETGEAR devices, potentially leading to unauthorized actions.

Affected Systems and Versions

RBK752, RBK753, RBK753S, RBR750, RBS750, RBK852, RBK853, RBR850, RBS850, RBK842, RBR840, and RBS840 before firmware version 3.2.15.25.

Exploitation Mechanism

Attack Complexity: Low
Attack Vector: Adjacent Network
Privileges Required: High
User Interaction: None
Scope: Changed
CVSS Score: 8.4 (High)

Mitigation and Prevention

Protecting systems from CVE-2020-14434 requires immediate actions and long-term security practices.

Immediate Steps to Take

Update affected devices to the latest firmware version.
Implement strong authentication mechanisms.
Monitor network traffic for suspicious activities.

Long-Term Security Practices

Regularly update firmware and security patches.
Conduct security audits and penetration testing.
Educate users on secure practices and awareness.

Patching and Updates

NETGEAR has released firmware updates addressing this vulnerability. Ensure all affected devices are promptly patched to mitigate the risk of exploitation.